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5 Connecting the Chassis to Power
Following are the procedures for connecting AC-input or DC-input power to your Cisco uBR7246VXR router.
Warning
This unit might have more than one power supply connection. All connections must be removed to de-energize the
unit.
Statement 1028
Warning
Take care when connecting units to the supply circuit so that wiring is not overloaded.
Statement 1018
Warning
This equipment has been designed for connection to TN and IT power systems.
Statement 1007
Warning
Read the installation instructions before connecting the system to the power source.
Statement 1004
Warning
Before working on equipment that is connected to power lines, remove jewelry (including rings, necklaces, and
watches). Metal objects will heat up when connected to power and ground and can cause serious burns or weld
the metal object to the terminals.
Statement 43
Note Detailed instructions for handling and replacing the Cisco uBR7246VXR router power supplies are contained in the
documents Cisco uBR7200 Series 550-Watt AC-Input Power Supply Replacement Instructions and Cisco uBR7200
Series 550-Watt DC-Input Power Supply Replacement Instructions at the following URL:
http://www.cisco.com/en/US/products/hw/cable/ps2217/prod_configuration_examples_list.html
Figure 10 AC and DC Power Supplies
1
Cable retention clip
6
Captive installation screw
2
Captive installation screw
7
M5 grounding lugs
3
AC receptacle
8
Strain relief studs
4
Power switch
9
Power receptacle
5
Handle
10
Power switch
103556
4
3
5
1 2